Which one of the following words has both a common meaning and a computer meaning?

(A) Plotter

(B) Quick

(C) Mode

(D) Bus

Fill in the blank: "The process of transferring information and meaning is called _________."

 Which one of the following is the invalid character for defining an os X filename?

1. /

2. \

3. :

4. ?

Which is the lightest computer among the following?

1.      Desktop

2.      Laptop

3.      Mainframe computer

4.      tablets